The Lazer Z1, Lazer's most advanced road helmet to date with the added tech of a LifeBEAM pulse rate sensor. A sensor is placed within the existing head band of the helmet and communicates with a processing unit at the back of the helmet. The processing unit can transmit this data to any modern communication device to tell you what your heart rate is in Bluetooth or ANT. This eliminates the need for a chest strap and lets you monitor your heart rate with the helmet you would normally wear anyway. Aeroshell available seperatly. Weighing in at 230 grams Medium size. Size: Small 52-56 cm, Medium 55-59 cm, Large 58-61 cm

The Lazer Z1, Lazer's most advanced road helmet to date with the added tech of a LifeBEAM pulse rate sensor. A sensor is placed within the existing head band of the helmet and communicates with a processing unit at the back of the helmet. The processing unit can transmit this data to any modern communication device to tell you what your heart rate is in Bluetooth or ANT. This eliminates the need for a chest strap and lets you monitor your heart rate with the helmet you would normally wear anyway. Aeroshell available seperatly. Weighing in at 230 grams Medium size. Size: Small 52-56 cm, Medium 55-59 cm, Large 58-61 cm